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Finding the Fourth Proportional to 2,744.93, 4,117.47 and 896.06

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Solution

The fourth proportional to 2,744.93, 4,117.47 and 896.06 is: 1,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.93 : 4,117.47 = 896.06 : x
  2. Step 2: Convert to fraction form
    2,744.93/4,117.47 = 896.06/x
  3. Step 3: Cross multiply
    2,744.93x = 4,117.47 × 896.06
  4. Step 4: Simplify right side
    2,744.93x = 3,689,500.17
  5. Step 5: Solve for x
    x = 3,689,500.17/2,744.93
  6. Step 6: Final answer
    x = 1,344.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.